United States. Army. Ohio Infantry, 75th (1861-1865)

Oscar D. Ladley was a career army officer who fought in the Civil War with Company G, 75th Regiment of the Ohio Volunteer Infantry. He was later assigned to Fort Sully in the Dakota Territories. His papers consist primarily of letters written to his mother and sisters in Yellow Springs, Ohio, telling of his Civil Was experiences, and later, his life as a frontier army officer. Also included are some Civil War military records.